Overview
The ADV7180BCP32Z, produced by Analog Devices Inc., is a versatile one-chip multiformat video decoder. It automatically detects and converts standard analog baseband television signals compatible with worldwide NTSC, PAL, and SECAM standards into 4:2:2 component video data compatible with the 8-bit ITU-R BT.656 interface standard. This decoder is designed for consumer applications, providing professional quality video performance with true 8-bit data resolution.
The ADV7180 features a monolithic CMOS construction, ensuring greater functionality with lower power dissipation. It is available in a 32-lead LFCSP package, making it ideal for space-constrained portable applications.
Key Specifications
| Parameter | Description |
|---|---|
| Analog Video Inputs | Three channels accepting composite, S-Video, or component video signals |
| Analog-to-Digital Converter (ADC) | 10-bit, 4x oversampling |
| Video Standards | NTSC, PAL, SECAM |
| Output Interface | 8-bit ITU-R BT.656 |
| Power Supply | AVDD: 1.71 V to 1.89 V, DVDD: 1.65 V to 2.0 V, DVDDIO: 1.62 V to 3.6 V, PVDD: 1.65 V to 2.0 V |
| Package | 32-lead LFCSP (5mm x 5mm x 0.75mm w/ EP) |
| Programming Interface | 2-wire, serial bidirectional port (I2C-compatible) |
Key Features
- Automatic detection and conversion of analog baseband television signals
- Support for composite, S-Video, and component video inputs
- AGC and clamp-restore circuitry with manual bypass option
- Line-locked clock output with synchronous, asynchronous, or line-locked timing
- External HS, VS, and FIELD signals for timing references
- Processing of VBI data services including closed captioning, wide screen signaling, and more
- Macrovision Type I, II, and III protection detection and robustness
- Glueless interface connections to various MPEG encoders, codecs, and video processors
Applications
The ADV7180 is suitable for a wide range of consumer video applications, including:
- Consumer electronics such as TVs, set-top boxes, and DVD players
- Portable devices requiring compact video decoding solutions
- Video surveillance systems
- Mobile video processors and codecs
- LCD controllers and other video ASICs
Q & A
- What video standards does the ADV7180 support?
The ADV7180 supports NTSC, PAL, and SECAM video standards.
- What types of video inputs does the ADV7180 accept?
The ADV7180 accepts composite, S-Video, and component video signals.
- What is the output interface of the ADV7180?
The output interface is 8-bit ITU-R BT.656.
- How is the ADV7180 programmed?
The ADV7180 is programmed via a 2-wire, serial bidirectional port (I2C-compatible).
- What package options are available for the ADV7180?
The ADV7180 is available in 32-lead LFCSP, 40-lead LFCSP, 48-lead LQFP, and 64-lead LQFP packages.
- Does the ADV7180 support Macrovision protection?
Yes, the ADV7180 is fully Macrovision certified and supports Type I, II, and III protection levels.
- What is the power supply range for the ADV7180?
The power supply ranges are AVDD: 1.71 V to 1.89 V, DVDD: 1.65 V to 2.0 V, DVDDIO: 1.62 V to 3.6 V, and PVDD: 1.65 V to 2.0 V.
- How does the ADV7180 handle VBI data services?
The ADV7180 processes various VBI data services including closed captioning, wide screen signaling, and more.
- Is the ADV7180 suitable for portable applications?
Yes, the ADV7180 is ideal for space-constrained portable applications due to its compact package options.
- Can the ADV7180 be used with LCD controllers and other video ASICs?
Yes, the ADV7180 provides external HS, VS, and FIELD signals for timing references, making it compatible with LCD controllers and other video ASICs.
